Martin Knauer, Joachim Spoerhase. Better Approximation Algorithms for the Maximum Internal Spanning Tree Problem. Algorithmica, 71(4):797-811, 2015. [doi]
@article{KnauerS15,
title = {Better Approximation Algorithms for the Maximum Internal Spanning Tree Problem},
author = {Martin Knauer and Joachim Spoerhase},
year = {2015},
doi = {10.1007/s00453-013-9827-7},
url = {http://dx.doi.org/10.1007/s00453-013-9827-7},
researchr = {https://researchr.org/publication/KnauerS15},
cites = {0},
citedby = {0},
journal = {Algorithmica},
volume = {71},
number = {4},
pages = {797-811},
}